From edf7e63fe4de76df8937bf802fa2a1d41ab111fb Mon Sep 17 00:00:00 2001
From: nmccready <nemtcan@gmail.com>
Date: Mon, 26 Aug 2019 08:45:16 -0400
Subject: [PATCH] ISSUE 4: race old state fix copied from upstream issue 14

---
 src/index.ts | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/index.ts b/src/index.ts
index 7971d69..84ba348 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -73,8 +73,10 @@ function useCustom<T, A, WorkR extends WorkR[] = undefined>(
   hookWork?: HookWork<WorkR>
 ): [T, A] {
   const newListener = React.useState()[1];
+  const oldState = this.state;
   React.useEffect(() => {
     this.listeners.push(newListener);
+    if (oldState !== this.state) newListener(this.state);
     return () => {
       const listenersLength = this.listeners.length;
       const filtered = [];